{"product_id":"ngk-7839-dr7ea-nickel-spark-plug","title":"NGK 7839 DR7EA Nickel Spark Plug","description":"\u003ch3 data-section-id=\"3h1ku8\" data-start=\"43\" data-end=\"58\"\u003eDescription\u003c\/h3\u003e\n\u003cp data-start=\"59\" data-end=\"436\"\u003eThe \u003cstrong data-start=\"63\" data-end=\"90\"\u003eNGK DR7EA (Stock #7839)\u003c\/strong\u003e is a \u003cstrong data-start=\"96\" data-end=\"126\"\u003estandard nickel spark plug\u003c\/strong\u003e engineered for reliable OE-style performance in a wide range of motorcycle, powersports, and select automotive applications. Built with a \u003cstrong data-start=\"265\" data-end=\"280\"\u003ecopper core\u003c\/strong\u003e, \u003cstrong data-start=\"282\" data-end=\"301\"\u003eresistor design\u003c\/strong\u003e, \u003cstrong data-start=\"303\" data-end=\"324\"\u003eM12 x 1.25 thread\u003c\/strong\u003e, and \u003cstrong data-start=\"330\" data-end=\"348\"\u003e0.7 mm pre-gap\u003c\/strong\u003e, it delivers dependable ignition, solid heat dissipation, and durable everyday service.\u003c\/p\u003e\n\u003chr data-start=\"438\" data-end=\"441\"\u003e\n\u003ch3 data-section-id=\"1iz91iu\" data-start=\"443\" data-end=\"459\"\u003eKey Features\u003c\/h3\u003e\n\u003cul data-start=\"460\" data-end=\"997\"\u003e\n\u003cli data-section-id=\"5c936r\" data-start=\"460\" data-end=\"529\"\u003e\n\u003cstrong data-start=\"462\" data-end=\"500\"\u003eOE-style nickel alloy construction\u003c\/strong\u003e for dependable performance\u003c\/li\u003e\n\u003cli data-section-id=\"mxdpuu\" data-start=\"530\" data-end=\"589\"\u003e\n\u003cstrong data-start=\"532\" data-end=\"547\"\u003eCopper core\u003c\/strong\u003e improves conductivity and heat transfer\u003c\/li\u003e\n\u003cli data-section-id=\"cqv1bt\" data-start=\"590\" data-end=\"650\"\u003e\n\u003cstrong data-start=\"592\" data-end=\"611\"\u003eResistor design\u003c\/strong\u003e helps reduce electrical interference\u003c\/li\u003e\n\u003cli data-section-id=\"ey3uz6\" data-start=\"651\" data-end=\"706\"\u003e\n\u003cstrong data-start=\"653\" data-end=\"671\"\u003e0.7 mm pre-gap\u003c\/strong\u003e for many compatible applications\u003c\/li\u003e\n\u003cli data-section-id=\"1q4suf\" data-start=\"707\" data-end=\"773\"\u003e\n\u003cstrong data-start=\"709\" data-end=\"736\"\u003eTrivalent metal plating\u003c\/strong\u003e helps resist corrosion and seizure\u003c\/li\u003e\n\u003cli data-section-id=\"sqkfro\" data-start=\"774\" data-end=\"854\"\u003e\n\u003cstrong data-start=\"776\" data-end=\"808\"\u003eHigh-grade ceramic insulator\u003c\/strong\u003e supports dielectric strength and durability\u003c\/li\u003e\n\u003cli data-section-id=\"1wdgsqy\" data-start=\"855\" data-end=\"921\"\u003e\n\u003cstrong data-start=\"857\" data-end=\"882\"\u003eTriple gasket sealing\u003c\/strong\u003e helps prevent combustion gas leakage\u003c\/li\u003e\n\u003cli data-section-id=\"17u5az4\" data-start=\"922\" data-end=\"997\"\u003eBest suited for engines originally designed for \u003cstrong data-start=\"972\" data-end=\"997\"\u003estandard nickel plugs\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"999\" data-end=\"1002\"\u003e\n\u003ch3 data-section-id=\"1yl5694\" data-start=\"1004\" data-end=\"1022\"\u003eSpecifications\u003c\/h3\u003e\n\u003cp data-start=\"1024\" data-end=\"1035\"\u003e\u003cstrong data-start=\"1024\" data-end=\"1035\"\u003eGeneral\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1036\" data-end=\"1212\"\u003e\n\u003cli data-section-id=\"10w0ixv\" data-start=\"1036\" data-end=\"1060\"\u003ePart Number: \u003cstrong data-start=\"1051\" data-end=\"1060\"\u003eDR7EA\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"d4n384\" data-start=\"1061\" data-end=\"1085\"\u003eStock Number: \u003cstrong data-start=\"1077\" data-end=\"1085\"\u003e7839\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1nvw1rf\" data-start=\"1086\" data-end=\"1102\"\u003eBrand: \u003cstrong data-start=\"1095\" data-end=\"1102\"\u003eNGK\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"s51f5u\" data-start=\"1103\" data-end=\"1126\"\u003ePlug Type: \u003cstrong data-start=\"1116\" data-end=\"1126\"\u003eNickel\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1ajksw2\" data-start=\"1127\" data-end=\"1146\"\u003eHeat Range: \u003cstrong data-start=\"1141\" data-end=\"1146\"\u003e7\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"60umju\" data-start=\"1147\" data-end=\"1166\"\u003eResistor: \u003cstrong data-start=\"1159\" data-end=\"1166\"\u003eYes\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"wg5unh\" data-start=\"1167\" data-end=\"1194\"\u003eResistance: \u003cstrong data-start=\"1181\" data-end=\"1194\"\u003e5000 Ohms\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1r86sgd\" data-start=\"1195\" data-end=\"1212\"\u003eGap: \u003cstrong data-start=\"1202\" data-end=\"1212\"\u003e0.7 mm\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1214\" data-end=\"1236\"\u003e\u003cstrong data-start=\"1214\" data-end=\"1236\"\u003eShell \/ Dimensions\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1237\" data-end=\"1383\"\u003e\n\u003cli data-section-id=\"1smw0ea\" data-start=\"1237\" data-end=\"1266\"\u003eThread Size: \u003cstrong data-start=\"1252\" data-end=\"1266\"\u003eM12 - 1.25\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"ltc5o9\" data-start=\"1267\" data-end=\"1287\"\u003eReach: \u003cstrong data-start=\"1276\" data-end=\"1287\"\u003e19.0 mm\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"hc82a3\" data-start=\"1288\" data-end=\"1309\"\u003eHex Size: \u003cstrong data-start=\"1300\" data-end=\"1309\"\u003e18 mm\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1a929km\" data-start=\"1310\" data-end=\"1331\"\u003eSeat Type: \u003cstrong data-start=\"1323\" data-end=\"1331\"\u003eFlat\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"vjd2xb\" data-start=\"1332\" data-end=\"1356\"\u003eWasher Type: \u003cstrong data-start=\"1347\" data-end=\"1356\"\u003eCrush\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1j8plr\" data-start=\"1357\" data-end=\"1383\"\u003eWasher Included: \u003cstrong data-start=\"1376\" data-end=\"1383\"\u003eYes\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1385\" data-end=\"1399\"\u003e\u003cstrong data-start=\"1385\" data-end=\"1399\"\u003eElectrodes\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1400\" data-end=\"1686\"\u003e\n\u003cli data-section-id=\"35x3qt\" data-start=\"1400\" data-end=\"1444\"\u003eCenter Electrode Core Material: \u003cstrong data-start=\"1434\" data-end=\"1444\"\u003eCopper\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"15ymnvi\" data-start=\"1445\" data-end=\"1488\"\u003eCenter Electrode Tip Material: \u003cstrong data-start=\"1478\" data-end=\"1488\"\u003eNickel\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1gb2o6v\" data-start=\"1489\" data-end=\"1528\"\u003eCenter Electrode Design: \u003cstrong data-start=\"1516\" data-end=\"1528\"\u003eStandard\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1rzp01h\" data-start=\"1529\" data-end=\"1577\"\u003eCenter Electrode Projection: \u003cstrong data-start=\"1560\" data-end=\"1577\"\u003eNon-Projected\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1lb9kal\" data-start=\"1578\" data-end=\"1617\"\u003eGround Electrode Material: \u003cstrong data-start=\"1607\" data-end=\"1617\"\u003eNickel\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1nrbcnu\" data-start=\"1618\" data-end=\"1652\"\u003eGround Electrode Quantity: \u003cstrong data-start=\"1647\" data-end=\"1652\"\u003e1\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1xrf2fq\" data-start=\"1653\" data-end=\"1686\"\u003eGround Configuration: \u003cstrong data-start=\"1677\" data-end=\"1686\"\u003eJ-Gap\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1688\" data-end=\"1697\"\u003e\u003cstrong data-start=\"1688\" data-end=\"1697\"\u003eOther\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-start=\"1698\" data-end=\"1866\"\u003e\n\u003cli data-section-id=\"1ir3sfq\" data-start=\"1698\" data-end=\"1734\"\u003eElectrical Terminal Type: \u003cstrong data-start=\"1726\" data-end=\"1734\"\u003eStud\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1x1xde6\" data-start=\"1735\" data-end=\"1768\"\u003eInsulator Material: \u003cstrong data-start=\"1757\" data-end=\"1768\"\u003eCeramic\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"10eygib\" data-start=\"1769\" data-end=\"1800\"\u003eInsulator Height: \u003cstrong data-start=\"1789\" data-end=\"1800\"\u003e50.0 mm\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"cl6aka\" data-start=\"1801\" data-end=\"1839\"\u003eGrade Type: \u003cstrong data-start=\"1815\" data-end=\"1839\"\u003eStandard Replacement\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1i4427s\" data-start=\"1840\" data-end=\"1866\"\u003eShort Style Plug: \u003cstrong data-start=\"1860\" data-end=\"1866\"\u003eNo\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1868\" data-end=\"1871\"\u003e\n\u003ch3 data-section-id=\"11y8do\" data-start=\"1873\" data-end=\"1895\"\u003eFitment Highlights\u003c\/h3\u003e\n\u003cp data-start=\"1896\" data-end=\"1931\"\u003eFits select applications including:\u003c\/p\u003e\n\u003cul data-start=\"1933\" data-end=\"2444\"\u003e\n\u003cli data-section-id=\"12e2gcw\" data-start=\"1933\" data-end=\"1966\"\u003e\n\u003cstrong data-start=\"1935\" data-end=\"1952\"\u003eBMW K100RS FL\u003c\/strong\u003e (1991–1992)\u003c\/li\u003e\n\u003cli data-section-id=\"1ximo2o\" data-start=\"1967\" data-end=\"2004\"\u003e\n\u003cstrong data-start=\"1969\" data-end=\"1990\"\u003eBMW K100RS FL ABS\u003c\/strong\u003e (1991–1992)\u003c\/li\u003e\n\u003cli data-section-id=\"lms9ru\" data-start=\"2005\" data-end=\"2036\"\u003e\n\u003cstrong data-start=\"2007\" data-end=\"2022\"\u003eBMW K1100LT\u003c\/strong\u003e (1993–1998)\u003c\/li\u003e\n\u003cli data-section-id=\"cexsbo\" data-start=\"2037\" data-end=\"2073\"\u003e\n\u003cstrong data-start=\"2039\" data-end=\"2064\"\u003eBMW K1100LT High Line\u003c\/strong\u003e (1997)\u003c\/li\u003e\n\u003cli data-section-id=\"1cc4jbl\" data-start=\"2074\" data-end=\"2116\"\u003e\n\u003cstrong data-start=\"2076\" data-end=\"2107\"\u003eBMW K1100LT Special Edition\u003c\/strong\u003e (1997)\u003c\/li\u003e\n\u003cli data-section-id=\"w4qy3x\" data-start=\"2117\" data-end=\"2148\"\u003e\n\u003cstrong data-start=\"2119\" data-end=\"2134\"\u003eBMW K1100RS\u003c\/strong\u003e (1993–1996)\u003c\/li\u003e\n\u003cli data-section-id=\"138veiy\" data-start=\"2149\" data-end=\"2178\"\u003e\n\u003cstrong data-start=\"2151\" data-end=\"2169\"\u003eBMW K1100RS SE\u003c\/strong\u003e (1996)\u003c\/li\u003e\n\u003cli data-section-id=\"1jr91c3\" data-start=\"2179\" data-end=\"2214\"\u003e\n\u003cstrong data-start=\"2181\" data-end=\"2191\"\u003eBMW M3\u003c\/strong\u003e (1988–1991, L4 2.3L)\u003c\/li\u003e\n\u003cli data-section-id=\"1crp6tv\" data-start=\"2215\" data-end=\"2245\"\u003e\n\u003cstrong data-start=\"2217\" data-end=\"2227\"\u003eBMW M5\u003c\/strong\u003e (1988, L6 3.5L)\u003c\/li\u003e\n\u003cli data-section-id=\"1h5y4ro\" data-start=\"2246\" data-end=\"2281\"\u003e\n\u003cstrong data-start=\"2248\" data-end=\"2258\"\u003eBMW M6\u003c\/strong\u003e (1987–1988, L6 3.5L)\u003c\/li\u003e\n\u003cli data-section-id=\"ijwaqt\" data-start=\"2282\" data-end=\"2322\"\u003e\n\u003cstrong data-start=\"2284\" data-end=\"2308\"\u003eSuzuki C50 Boulevard\u003c\/strong\u003e (2021–2023)\u003c\/li\u003e\n\u003cli data-section-id=\"1ju9gb5\" data-start=\"2323\" data-end=\"2364\"\u003e\n\u003cstrong data-start=\"2325\" data-end=\"2350\"\u003eSuzuki C50T Boulevard\u003c\/strong\u003e (2021–2023)\u003c\/li\u003e\n\u003cli data-section-id=\"hphsvd\" data-start=\"2365\" data-end=\"2411\"\u003e\n\u003cstrong data-start=\"2367\" data-end=\"2391\"\u003eSuzuki M50 Boulevard\u003c\/strong\u003e (2013, 2015–2019)\u003c\/li\u003e\n\u003cli data-section-id=\"1yjb7to\" data-start=\"2412\" data-end=\"2444\"\u003e\n\u003cstrong data-start=\"2414\" data-end=\"2430\"\u003eYamaha XT250\u003c\/strong\u003e (2008–2019)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2446\" data-end=\"2449\"\u003e\n\u003ch3 data-section-id=\"n0zlr1\" data-start=\"2451\" data-end=\"2472\"\u003ePerformance Notes\u003c\/h3\u003e\n\u003cul data-start=\"2473\" data-end=\"2939\"\u003e\n\u003cli data-section-id=\"hzfj7r\" data-start=\"2473\" data-end=\"2556\"\u003eIdeal for vehicles and machines originally equipped with \u003cstrong data-start=\"2532\" data-end=\"2554\"\u003enickel spark plugs\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"czlbyx\" data-start=\"2557\" data-end=\"2680\"\u003e\n\u003cstrong data-start=\"2559\" data-end=\"2575\"\u003eHeat range 7\u003c\/strong\u003e is suited for applications needing a slightly cooler operating plug than lower heat range alternatives\u003c\/li\u003e\n\u003cli data-section-id=\"dawaj\" data-start=\"2681\" data-end=\"2786\"\u003eThe \u003cstrong data-start=\"2687\" data-end=\"2721\"\u003enon-projected center electrode\u003c\/strong\u003e supports compatibility in engines designed for that plug style\u003c\/li\u003e\n\u003cli data-section-id=\"gyv9d3\" data-start=\"2787\" data-end=\"2865\"\u003eThe \u003cstrong data-start=\"2793\" data-end=\"2810\"\u003estud terminal\u003c\/strong\u003e fits many motorcycle and powersports ignition setups\u003c\/li\u003e\n\u003cli data-section-id=\"163ad1j\" data-start=\"2866\" data-end=\"2939\"\u003eAlways confirm fitment by \u003cstrong data-start=\"2894\" data-end=\"2939\"\u003eyear, make, model, and engine\/application\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2941\" data-end=\"2944\"\u003e\n\u003ch3 data-section-id=\"wv8cei\" data-start=\"2946\" data-end=\"2957\"\u003eSummary\u003c\/h3\u003e\n\u003cp data-start=\"2958\" data-end=\"3266\"\u003eThe \u003cstrong data-start=\"2962\" data-end=\"2982\"\u003eNGK DR7EA (7839)\u003c\/strong\u003e is a \u003cstrong data-start=\"2988\" data-end=\"3018\"\u003enickel resistor spark plug\u003c\/strong\u003e with a \u003cstrong data-start=\"3026\" data-end=\"3042\"\u003e12 mm thread\u003c\/strong\u003e, \u003cstrong data-start=\"3044\" data-end=\"3059\"\u003e19 mm reach\u003c\/strong\u003e, \u003cstrong data-start=\"3061\" data-end=\"3074\"\u003e18 mm hex\u003c\/strong\u003e, and \u003cstrong data-start=\"3080\" data-end=\"3098\"\u003e0.7 mm pre-gap\u003c\/strong\u003e. It is a dependable OE-style replacement for select \u003cstrong data-start=\"3151\" data-end=\"3158\"\u003eBMW\u003c\/strong\u003e, \u003cstrong data-start=\"3160\" data-end=\"3170\"\u003eSuzuki\u003c\/strong\u003e, and \u003cstrong data-start=\"3176\" data-end=\"3186\"\u003eYamaha\u003c\/strong\u003e applications, offering reliable ignition and long-lasting everyday performance.\u003c\/p\u003e","brand":"NGK","offers":[{"title":"Default Title","offer_id":46445310410951,"sku":"ELE2209","price":2.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/2277\/5751\/files\/Screenshot2026-04-23102317_0584e924-9aa7-4639-8ff2-32dbf31014f1.png?v=1776970308","url":"https:\/\/mainstreeteshop.com\/products\/ngk-7839-dr7ea-nickel-spark-plug","provider":"MAIN STREET ESHOP","version":"1.0","type":"link"}